Skill Claude CodeCodex
Master orchestrator and workflow router for building 2D games in Go with Ebitengine. Coordinates the full game development lifecycle across concept design (GDD creation), engine architecture, asset pipelines (pure-code procedural vs. AI-generated media), animation controllers, and WebAssembly deployment. Activate when…
Skill Claude CodeCodex
Generative music and audio synthesis from text prompts or reference images using Google Lyria models. Generates 44.1 kHz stereo music clips, full songs with custom lyrics, and instrumental soundtracks using lyria-3.5 and lyria-3-clip-preview, with support for multimodal image inputs and MP3/WAV export. Activate when…
Skill Claude CodeCodex
Conversational image generation and multimodal image editing tool using Google Nano Banana models. Generates high-resolution images (512px, 1K, 2K, 4K), performs style transfers and mask-based image edits ("banana this"), and maintains character or style consistency using multi-image reference inputs. Activate when…
Skill Claude CodeCodex
Guide and template for authoring and maintaining Architecture Decision Records (ADRs). Captures structural decisions, background context, trade-offs, and compliance verification in lightweight, immutable markdown records to preserve engineering context. Activate when making significant architectural choices…
Skill Claude CodeCodex
Compliance and licensing guide for Google Open Source repositories and personal open-source projects published by Googlers. Enforces source file license headers (such as Apache-2.0) using addlicense, verifies license files, inserts required non-official product disclaimers, and audits pre-release compliance. Activate…
Skill Claude CodeCodex
Collaborative design proposal framework and template for Request for Comments (RFC) documents. Structures technical design proposals, explores alternative solutions, documents spikes and open questions, and tracks proposal lifecycle states before formalizing decisions into ADRs. Activate when proposing major features…
Skill Claude CodeCodex
Manage, draft, schedule, and publish social media content across connected channels (such as LinkedIn, X/Twitter, Bluesky, and others) using the Buffer CLI (@bufferapp/cli). Covers account and channel inspection, queue scheduling with dry-run safety validation, draft ideas management, and GraphQL schema introspection.…
Skill Claude CodeCodex
Editorial guidelines and rewriting workflow for purging text of AI clichés, tropes, and formulaic filler. Identifies and removes overused AI vocabulary (such as delve, tapestry, seamlessly), negative parallelism, dramatic countdowns, and repetitive summaries to restore natural human cadence. Activate when rewriting…
Skill Claude CodeCodex
Style guide, legal compliance standards, and validation workflow for the Google Developers Blog. Enforces technical readability targets (Fog Index 12–15), professional tone, inclusive language, legal compliance, and automated style linting via Vale. Activate when drafting, editing, reviewing, or validating technical…
Skill Claude CodeCodex
Structural guide and editorial model for organizing technical articles, developer documentation, and READMEs. Applies the Inverted Pyramid model to place high-value summaries and actionable quickstarts first, cascading down to usage workflows, architectural details, and compliance. Activate when structuring technical…
Skill Claude CodeCodex
Technical SEO and Generative Engine Optimization (GEO) guide for developer docs and engineering blogs. Optimizes content for search engines and AI answer engines (Google AI Overviews, ChatGPT, Perplexity), splits human summary from search description metadata, verifies JSON-LD structured data (TechArticle), and…
Skill Claude CodeCodex
Editorial workflow and platform playbooks for drafting developer-native social media copy and campaigns. Extracts technical evidence via git log inspections or /grill-me interviews, establishes a canonical foundation narrative (CANONICAL.md), tailors derivatives for connected platforms (such as LinkedIn, X/Twitter…
Skill Claude CodeCodex
General-purpose task parallelization and agent scaling engine. Orchestrates concurrent subagents for ANY task (research, analysis, writing, coding, planning, evaluation) across arbitrary parallel budgets. Enforces immediate main session unblocking, flat orthogonal task partitioning, and agent racing / tournament…
Skill Claude CodeCodex
Mine and analyze Agent Skill usage, Context-Tax ROI, and trigger attribution from conversation transcripts in a local SQLite database. Scans conversation transcripts and installed skill tiers (built-in, plugin, global, workspace, and catalog) to detect zero-use shelfware and tune activation descriptions. Activate when…
Skill Claude CodeCodex
Frontend design and universal simplification skill that counters AI interface bloat across web UIs, toolbars, settings menus, and UI copy. Applies the Inverted Pyramid to keep the main subject front and center, hides settings in non-modal popovers, replaces text-heavy buttons with Material Symbols icons and hover…
Skill Claude CodeCodex
Mine project conversation history and git logs using a Map-Reduce workflow with parallel Flash/Flash-Lite agy CLI workers to recover unimplemented features. Scans all sessions in the current project by default, running one worker per session in the Map step and resolving the latest snapshot in the Reduce step.…
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: